138950144

素因数分解:

$2^9\times {\mathrm{101}}^1\times {\mathrm{2687}}^1$

素因数の和:2806

約数の個数: 40

約数和(自身を含む): 280482048

約数和(自身を除く): 141531904

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 256, 404, 512, 808, 1616, 2687, 3232, 5374, 6464, 10748, 12928, 21496, 25856, 42992, 51712, 85984, 171968, 271387, 343936, 542774, 687872, 1085548, 1375744, 2171096, 4342192, 8684384, 17368768, 34737536, 69475072, 138950144]

約数ペア:

[(1, 138950144), (2, 69475072), (4, 34737536), (8, 17368768), (16, 8684384), (32, 4342192), (64, 2171096), (101, 1375744), (128, 1085548), (202, 687872), (256, 542774), (404, 343936), (512, 271387), (808, 171968), (1616, 85984), (2687, 51712), (3232, 42992), (5374, 25856), (6464, 21496), (10748, 12928)]